Life … Fungi Including Lichens Sac Fungi Arthoniomycetes Arthoniales Christmas Lichens, Comma Lichens, and Allies Tylophoron genus Tylophoron Tylophoron Field notes Children Tylophoron hibernicum native Tylophoron Lichen Tylophoron Lichen Most observed native Tylophoron All Native to the US, by observations. Tylophoron hibernicum 11 observations Close